Process for purifying an alcohol from a fermentation liquid using a drop stream evaporator, a dry film evaporator (UK: wiped film), a thin film evaporator (UK: thin film) or a short path evaporator (UK: short path)

摘要

Method for purifying an alcohol from a fermentation broth comprising adding a heavy solvent, evaporating the alcohol to be purified, and mechanically drawing out of the crystallized salts by heavy solvent flow and scrapping on a falling film evaporator, a wiped film evaporator, a thin film evaporator or a short path evaporator.